16. Solve the two systems in a and b using matrices. А. 12x + 20y = 40 9x + 15y = 45 14x - 21y = 56 y = 4 c. Why did you get an error message? (Hint: graph the equations to see what is true about the system.) B.

Q: Use matrices to solve the system.

A: Given The system of equation is  2x-y+4z=8-3x+y-2z=5

Q: Write the system of equations as an augmented matrix. 5r+ 3c = -1 4c = 6 -2y y -7y +4r +3c 14

A:

Q: 4. Solve the system below using matrices and matrix operations. Write the final answers in exact…

A:

Q: Solve the system by using the inverse of the coefficient matrix. 4) 2x1 + 6x2 = 2 2x1 - x2 = -5

A:

Q: Write the given system of equations as a matrix equation and solve by using inverses. -X1 X2 = k₁…

A:

Q: Solve the matrix equation AX = B for X. 1 2 75 A = 8 B= -6 - 24 ...

A:

Q: Solve the system using matrices. x + 4y = 8 y-z = -2 3x4z = 0 Select the correct choice below and,…

A:

Q: Solve the system of equations 8x+9y=42 −6x−1y=−66 by converting to a matrix equation and using the…

A:

Q: Use the given inverse of the coefficient matrix to solve the following system. 7x, +3x2 = 6 %3D A 1…

A:

Q: Use matrices to solve the following system: 4a-2b-3c+d = 3 2a-2b-5c = -10 4a+b+2c+d=17 3a+c+d = 12

A:

Q: Write the system of equations as an augmented matrix. 3s 2c 200 - - 100 2u 3c 350 %3D -

A:

Q: Write the given system of equations as a matrix equation and solve by using inverses. - x1 + x2 = k1…

A: The given system of equation id:−x1​+x2​=k2​−2x1​+x2​=k2​ In matrix form Ax=k…

Q: 45. 2x + 3y = 6 X- 1 2 46. 1 (+2 x + y = -2 x - 2y = 8

A:

Q: Solve the following system of equations by using row operations on matrices. 18x + 6y = 2 12x - 24y…

A: Consider the system of equations

Q: Write the 4 x 4 elementary matrix for the elementary row operation "R2-6R3"

A: Given Row operation " R2-6R3"

Q: (x-3y +3z = -8 7x+y +2z = 6 3x +2y - z = 4

A: Topic:- matrix